Mixing device



FIG. 1 is a perspective view of a mixing device showing my new design;

FIG. 2 is a right side elevational view showing the design for the mixing device of FIG. 1;

FIG. 3 is left side elevational view showing the design for the mixing device of FIG. 1;

FIG. 4 is a front elevational view showing the design for the mixing device of FIG. 1;

FIG. 5 is a rear elevational view showing the design for the mixing device of FIG. 1.

FIG. 6 is a top elevational view showing the design for the mixing device of FIG. 1; and,

FIG. 7 is a bottom elevational view showing the design for the mixing device of FIG. 1.

The broken lines shown are included for the purpose of illustrating unclaimed portions of the mixing device and form no part of the claim. 

The ornamental design for a mixing device, as shown and described. 